440816222 has 64 divisors (see below), whose sum is σ = 879081984. Its totient is φ = 160496640.

The previous prime is 440816219. The next prime is 440816227. The reversal of 440816222 is 222618044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440816227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426218 + ... + 427250.

It is an arithmetic number, because the mean of its divisors is an integer number (13735656).

Almost surely, 2^440816222 is an apocalyptic number.

440816222 is a deficient number, since it is larger than the sum of its proper divisors (438265762).

440816222 is a wasteful number, since it uses less digits than its factorization.

440816222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 440816222 is about 20995.6238773703. The cubic root of 440816222 is about 761.0605127656.

The spelling of 440816222 in words is "four hundred forty million, eight hundred sixteen thousand, two hundred twenty-two".